You have $75 and need to buy 9 books at the bookstore and each book costs d dollars. ​Write an algebraic expression to represent the amount of money left over.

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.